Isoexter 4591 by COIM is an aromatic terephthalic acid (TA) based polyester polyol. Offers maximized cost to performance ratio. Shows good compatibility with polyethers, additives and blowers. Recommended for high-medium index PIR systems or as co-polyol in PUR systems.
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Isoexter 4591 properties
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| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Hydroxyl Value | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Viscosity | 0.0 Visible After Login | Visible After Login | Visible After Login |